You could see how to use the ConvertXtoDVD on this YouTube video:
http://www.youtube.com/watch?v=SoKhPGVz34E
See the screen shot of this M2TS to DVD Converter:

Key Feathers of M2TS to DVD:
(convert m2ts to dvd, convert mts to dvd, burn m2ts to dvd )
1. Video formats supported: High Defination Video (.evo, .m2ts, .mts) and avi, divx, xvid, mov, mkv, flv, mpeg, etc.
2. Create DVD menus with different templates available, possibility to add background video, image or audio, have chapter and audio/subtitle menus
3. Video output: video standard (NTSC, PAL), TV Screen (Widescreen 16:9, Fullscreen 4:3), DVD Resolution (Full D1, Broadcast D1, Half D1, SIF), or choose automatic for choices listed above. Also convert NTSC to PAL or PAL to NTSC.
4. Burn the M2TS to DVD Disc, DVD folder, ISO files for backups.